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authorManivannan Sadhasivam <manivannan.sadhasivam@linaro.org>2021-11-17 19:33:28 +0530
committerDmitry Baryshkov <dmitry.baryshkov@linaro.org>2022-10-17 11:04:34 +0300
commitf944c0ffd32df396e14101ec12052f9e3d653fb9 (patch)
treeebb471a4e9d2cb9c1a6b2ea9b07bc48a6b2b6de4
parent4e7ca98e6fed26fd8df56f5cd8973ff883493f61 (diff)
PCI: qcom-ep: Add support for Link down notification
Add support to pass Link down notification to Endpoint function driver so that the LINK_DOWN event can be processed by the function. Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
-rw-r--r--drivers/pci/controller/dwc/pcie-qcom-ep.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/pci/controller/dwc/pcie-qcom-ep.c b/drivers/pci/controller/dwc/pcie-qcom-ep.c
index 39a27fea689c..43ffd0e228f4 100644
--- a/drivers/pci/controller/dwc/pcie-qcom-ep.c
+++ b/drivers/pci/controller/dwc/pcie-qcom-ep.c
@@ -564,6 +564,7 @@ static irqreturn_t qcom_pcie_ep_global_irq_thread(int irq, void *data)
if (FIELD_GET(PARF_INT_ALL_LINK_DOWN, status)) {
dev_dbg(dev, "Received Linkdown event\n");
pcie_ep->link_status = QCOM_PCIE_EP_LINK_DOWN;
+ pci_epc_linkdown(pci->ep.epc);
} else if (FIELD_GET(PARF_INT_ALL_BME, status)) {
dev_dbg(dev, "Received BME event. Link is enabled!\n");
pcie_ep->link_status = QCOM_PCIE_EP_LINK_ENABLED;